What is the CVSS score of CVE-2021-47867?

CVE-2021-47867 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of WIN-PACK PRO4.8 are affected by CVE-2021-47867?

Organizations using WIN-PACK PRO4.8 face notable risk from CVE-2021-47867 rated CVSS 7.8. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2021-47867?

Yes, a public proof-of-concept exploit is available for CVE-2021-47867. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2021-47867?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

WIN-PACK PRO4.8 CVE-2021-47867

HIGH

Unquoted Search Path or Element (CWE-428)

2026-01-21 disclosure@vulncheck.com

Code Injection

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 26, 2026 - 15:04 vuln.today

Public exploit code

CVE Published

Jan 21, 2026 - 18:16 nvd

HIGH 7.8

DescriptionCVE.org

WIN-PACK PRO4.8 contains an unquoted service path vulnerability in the ScheduleService that allows local users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted path in 'C:\Program Files <x86>\WINPAKPRO\ScheduleService Service.exe' to inject malicious code that would execute during service startup.

AnalysisAI

ScheduleService contains a vulnerability that allows attackers to potentially execute code with elevated system privileges (CVSS 7.8).

Technical ContextAI

affects ScheduleService. WIN-PACK PRO4.8 contains an unquoted service path vulnerability in the ScheduleService that allows local users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted path in 'C:\Program Files <x86>\WINPAKPRO\ScheduleService Service.exe' to inject malicious code that would execute during service startup.